@article{MR_2000_54_a8,
     author = {B\ensuremath{\alpha}\ensuremath{\gamma}\ensuremath{\gamma}\ensuremath{\acute\epsilon}\ensuremath{\lambda}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Pi}\ensuremath{\alpha}\ensuremath{\pi}\ensuremath{\alpha}\ensuremath{\beta}\ensuremath{\alpha}\ensuremath{\sigma}\ensuremath{\iota}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}o\ensuremath{\upsilon}},
     title = {T\ensuremath{\alpha} \ensuremath{\acute\epsilon}\ensuremath{\mu}\ensuremath{\pi}\ensuremath{\varepsilon}\ensuremath{\iota}\ensuremath{\rho}\ensuremath{\alpha} \ensuremath{\sigma}\ensuremath{\upsilon}\ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\acute\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\alpha} \ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\eta}\ensuremath{\nu} {E\ensuremath{\kappa}\ensuremath{\pi}\ensuremath{\alpha}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\varepsilon}\ensuremath{\upsilon}\ensuremath{\sigma}\ensuremath{\eta}.} {H} \ensuremath{\varepsilon}\ensuremath{\nu}\ensuremath{\sigma}\ensuremath{\omega}\ensuremath{\mu}\ensuremath{\acute\alpha}\ensuremath{\tau}\ensuremath{\omega}\ensuremath{\sigma}\ensuremath{\acute\eta} \ensuremath{\tau}o\ensuremath{\upsilon}\ensuremath{\varsigma} \ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\eta} \ensuremath{\delta}\ensuremath{\iota}\ensuremath{\delta}\ensuremath{\alpha}\ensuremath{\sigma}\ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\lambda}\ensuremath{\acute\iota}\ensuremath{\alpha} {M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\omega}\ensuremath{\nu}} \ensuremath{\varepsilon}\ensuremath{\nu}\ensuremath{\nu}o\ensuremath{\iota}\ensuremath{\acute\omega}\ensuremath{\nu}.},
     journal = {M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta} E\ensuremath{\pi}\ensuremath{\iota}\ensuremath{\theta}\ensuremath{\varepsilon}\ensuremath{\acute\omega}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\sigma}\ensuremath{\eta}},
     pages = {122--137},
     year = {2000},
     volume = {54},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/MR_2000_54_a8/}
}